m519 5G Router

A cutting-edge solution designed for modern businesses with up to 200 users.

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Verizon 4G LTE Network Certified

High-Tier Connectivity

90 Day Free Remote Support

90 day remote free support

3 Day No Hassle Return Policy

30-day free return policy

1 Year Warranty

1-year warranty

m519 video streaming


m519 email


csg m519 photos


m519 file transfers

File Transfers

csg m519 HD streaming


video conferencing m519

Video Conference


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Faster Wi-Fi with better coverage

Elevate your operational efficiency with super-fast web connections.

Astonishing connectivity speeds

The 5G M519 Cat19 Router is a cutting-edge solution designed for modern businesses with up to 200 users. Harnessed with Verizon’s robust 5G Network, it delivers lightning-speed data transfer and minimal latency, ensuring flawless connectivity across a spectrum of applications – from effortless web browsing to swift file sharing and data-intensive tasks – all at an exceptionally cost-effective rate.

  • Ultra-fast 5G connectivity for high-speed data transfer
  • Scalable dual-band design to accommodate business growth
  • Built-in battery for failover protection
  • User-friendly interface for easy remote management
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m519 5G speedy wi-fi

Engineered for dependability

Maintain seamless online presence with m519: combining robust hardware and intelligent software for uninterrupted connectivity in challenging commercial environments. Say goodbye to outages, focus on business growth.

first-class speed

First-class speed

Flexibility to connect on both the 2.4GHz and 5GHz bands, ensuring faster speeds, reduced interference, and enhanced performance.

battery backup

Battery redundancy

Boasting a built-in, 6400 mAh battery on the m519 5G flex model, providing true redundancy in the event of an outage.

failover backup

Failover backup

Stay connected at all times with our advanced lineup, featuring automatic failover and IP passthrough mode.

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Simple Setup

Setting up and managing your network has never been easier. With m519 intuitive interface and streamlined setup process, small business owners can quickly deploy their network. Manage your network effortlessly with the user-friendly m519 Cloud Manager, giving you complete control over your network settings.

dual sim card

Dual SIM Card Slots

No need for a time-consuming installation or configuration. With the preinstalled SIM card for day-1 connectivity, the push of a button puts you in business.

M519 antennas

Includes Antennas

The router comes with 6 directional antennas, 2 Wi-Fi antennas and 4 cellular antennas (4g/5g) for high-speed and good coverage.

m519 ports

Ethernet Portal

1 Gig Ethernet port provides ultra-fast and reliable wired connection with speeds up to 1Gbps over Ethernet to power priority tasks

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m519 Router Features & Specs

The M519 Lineup is the pinnacle of network solutions, ensuring rapid and stable connections for your enterprise.

  1. 4G/5G Antennas
  2. WI-FI Antennas
  3. Power Port
  4. WAN Ethernet Port
  5. LAN Ethernet Port
  6. USB 2.0 Port
  7. Nano-SIM Card Slots
  8. TF Card Slot
  9. Reset button

m519 Technical Specifications

Cellular Performance

  • 5G NSA Sub-6 with speeds up to 3.4 Gbps
  • LTE with speeds up to 1.6 Gbps

Wi-Fi 6 (4×4 Mimo) AX3000

  • 5 GHz speeds up to 2402 Mbps
  • 2.4 GHz speeds up to 574 Mbps


  • 2x LAN/WAN switchable port for added flexibility
  • 1x Ethernet LAN cable to connect any wired device

External Antennas 

  • 6x included paddles
  • High-gain capable

Built-In battery

  • 6400mAh
  • Idle: 8 hours
  • High Usage: 6 hours

m519 Key Features

Remote Access & Cloud Portal

A remote access and cloud management portal, providing users with data-usage monitoring and an admin panel for troubleshooting and remote configuration

Load Balancing

Allows users to distribute bandwidth among multiple connection methods, prioritizing data among preferred connections

Network Storage

Just add a flash drive or TF card, enable shared folders, and you can add the device to windows as a shared folder between multiple computers to simulate a NAS

Unlocked OS

The m519 5G Flex runs our proprietary firmware based on OpenWrt. It presents a user-friendly interface for normal users, but still has unlocked access for advanced users for edge computing

Optional Zero Tier Functionality

An SD-WAN solution for small businesses. Build virtualized networks in the cloud

Optional AdGuard functionality

Blocks ads on all client devices connected to the device with customizable DNS filters

In the Box

With clear-cut hardware and diverse mounting solutions, you’re all set for high-speed 5G from day one.

  • 1x m519 5G Router (Flex or Core)
  • 1x Power adapter
  • 2x Wi-Fi antennas
  • 4x 5G NR / 4G LTE antennas
  • 1x Ethernet Cable
  • 1x User Manual
  • 1x Warranty card
  • 1x Wall-mount kit
  • 1x Adhesive window mount
m519 - what's in the box?

Need further help setting up your m519 router?

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Connect more devices, faster speeds

enterprise grade performance

Affordable enterprise-grade performance

Unlock the power of enterprise-grade speeds and capabilities at a fraction of the cost. The m519 provides businesses with the performance they need to thrive, delivering reliable connectivity and enhanced productivity without straining the budget.

CSG m519 5G Router

Reliable and uninterrupted connectivity

Keep your business running smoothly with the m519's unwavering reliability. Designed to withstand the demands of small business environments, m519 ensures uninterrupted operations, enabling you to focus on serving your customers and achieving your business goals.

m519 security

Comprehensive security for business protection

Protect your business from potential threats with m519’s robust security features. Rest easy knowing that m519 employs enterprise-grade encryption and advanced firewall capabilities, safeguarding your business-critical data and preventing unauthorized access.

network management

Simplified network management

Save time and effort with m519's user-friendly interface and intuitive cloud management tools. Easily configure and monitor your network settings, allowing you to focus on growing your business rather than dealing with complex network management tasks.

scalable solution

Scalable solution for future growth

Invest in a networking solution that grows with your business. m519 is designed to accommodate the evolving needs of small businesses, ensuring compatibility with future technologies and providing a scalable foundation for your business’s future expansion.

5G speeds

Empower your business with revolutionary 5G speeds

Experience the advantages of enterprise-grade connectivity without the hefty price tag. Upgrade to m519 today and enjoy unmatched speeds, unwavering reliability, advanced security, and effortless management tailored specifically for your businesses.

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1 year warranty on m519 and m106 routers

CSG has you covered

We provide one year limited warranty for routers and 3-month limited warranty for accessories. Extra warranty may apply according to the local law in which the product purchase took place.

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Need help?

We offer the best of cellular LTE and Wi-Fi performance in a ruggedized form factor, as well as excellent availability and network agility.

Where to buy

Interested? Contact us today and speak to a CSG certified expert.

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Need Help? Want more info? Reach out to us now!

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Free 90 days remote technical support